887 search results - page 23 / 178 » Locally definable homotopy |
AI
2008
Springer
14 years 12 months ago
2008
Springer
Local computation in join trees or acyclic hypertrees has been shown to be linked to a particular algebraic structure, called valuation algebra. There are many models of this alge...
CVPR
1999
IEEE
16 years 1 months ago
1999
IEEE
This paper addresses the problem of probabilistic recognition of activities from local spatio-temporal appearance. Joint statistics of space-time filters are employed to define hi...
CVPR
2006
IEEE
16 years 1 months ago
2006
IEEE
We present a 3-level hierarchical model for localizing human bodies in still images from arbitrary viewpoints. We first fit a simple tree-structured model defined on a small landm...
ICIP
2006
IEEE
16 years 1 months ago
2006
IEEE
The contourlet transform was proposed as a directional multiresolution image representation that can efficiently capture and represent singularities along smooth object boundaries...
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AGTIVE
2003
Springer
15 years 5 months ago
2003
Springer
Many polygon mesh algorithms operate in a local manner, yet are formally specified using global indexing schemes. This obscures the essence of these algorithms and makes their spe...